This week, James is joined by friend of the show & Microsoft MVP Morten Nielsen who introduces us to the world of advanced mapping with ArcGIS for .NET and Xamarin. Morten walks us through what ArcGIS is, how developers can build and use custom maps and data in mobile apps, and awesome 3D visualizations on maps.  *Show Links:* * [ArcGIS Runtime SDK for .NET](https://developers.arcgis.com/net/latest/) * [ArcGIS](https://www.arcgis.com/index.html) * Find James on: [Twitter](http://twitter.com/jamesmontemagno), [GitHub](http://github.com/jamesmontemagno), [Blog](http://motzcod.es/), and his weekly podcast [Merge Conflict](http://www.mergeconflict.fm/). * [Follow @JamesMontemagno](https://twitter.com/jamesmontemagno) * Never Miss an Episode: [Follow @TheXamarinShow](https://twitter.com/thexamarinshow) *Useful Links* * Learn more about [Xamarin](https://dotnet.microsoft.com/apps/xamarin) * [Xamarin.Forms](https://dotnet.microsoft.com/apps/xamarin/xamarin-forms?WT.mc_id=xamarin-c9-jamont) * [Cross-platform development](https://dotnet.microsoft.com/apps/xamarin/cross-platform) * [Xamarin Developer Center](https://aka.ms/xamarin-ch9-docs) & [Blog](http://devblogs.microsoft.com/xamarin) * [Microsoft Learn Self-Guided Training](http://aka.ms/learn-xamarin) * [Create a Free Account (Azure)](https://aka.ms/c9-azurefree) * [Xamarin Developers YouTube Channel](null) * [Xamarin on Twitter](http://twitter.com/xamarinhq)